/*
 * Copyright 2019 WeBank
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.webank.wedatasphere.linkis.scheduler.queue

import java.util.concurrent.ExecutorService

import com.webank.wedatasphere.linkis.scheduler.SchedulerContext
import com.webank.wedatasphere.linkis.scheduler.listener.ConsumerListener

/**
  * Created by enjoyyin on 2018/9/1.
  */
abstract class ConsumerManager {

  private var schedulerContext: SchedulerContext = _

  def setSchedulerContext(schedulerContext: SchedulerContext): Unit = this.schedulerContext = schedulerContext
  def getSchedulerContext: SchedulerContext = schedulerContext

  def setConsumerListener(consumerListener: ConsumerListener): Unit

  def getOrCreateExecutorService: ExecutorService

  def getOrCreateConsumer(groupName: String): Consumer

  protected def createConsumer(groupName: String): Consumer

  def destroyConsumer(groupName: String): Unit

  def shutdown(): Unit

  def listConsumers(): Array[Consumer]

}